Houdini Continued – Pyro!

Using a pyro node to simulate fire, based on the emmision popnet.

Adding burn to the node, as an extra attribute to simulate reality. Adding fire properties to the popnet.

I had to use a an equation to get the emitter to stop emitting after frame 83.

Rasterizing the popnet and these attributes creates a volume form the flow of particles. This is important for a fire sim as a pyro sim used a volume to diplay fire.

Pyro node

Using a pyro node based on the rasterized popnet.

Pyro solver sims the fire “particles”

Bake volume simulates the colours and smoke of the fire

Disturbing the fire creates more realistic effects.

Result

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